spir-

combining form
variants: or

spiri-

or

spiro-

Definition of spir-

  1. 1 :  coil :  twist Spiranthes spirivalve Spirochaeta

  2. 2 :  a chemical compound that contains one or more systems of two rings having a single atom in common with a resulting figure-eight arrangement of atoms spiropentane

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Origin and Etymology of spir-

Late Latin spir-, from Latin spira — more at spire


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a brief usually trivial fact

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